ATI RN
Pediatric Immunization Test Questions Questions
Question 1 of 5
Wrong about Macrophages
Correct Answer: B
Rationale: Macrophages present antigens to activate T cells but are less efficient than dendritic cells for naïve T cell activation.
Question 2 of 5
Activation of the complement system directly causes?
Correct Answer: A
Rationale: Complement activation leads to opsonization, enhancing phagocytosis.
Question 3 of 5
A cell found in the circulation that secretes INF α and INF β is a
Correct Answer: D
Rationale: Plasmacytoid dendritic cells produce large amounts of IFN-α and IFN-β in response to viral infections.
Question 4 of 5
The person in the above question is experiencing a primary infection with the virus. B cells activated in a primary infection secrete which class of antibody first?
Correct Answer: D
Rationale: IgM is the first antibody produced in a primary immune response.
Question 5 of 5
Plasma cells are the end cells of
Correct Answer: B
Rationale: Plasma cells are terminally differentiated B cells that secrete antibodies.